fact-family/add-sub-within-20-fill-blanks · Sæt 64
6 problems
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1
Write the fact family for 10, 9, 19:
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2
Write the fact family for 14, 5, 19:
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3
Write the fact family for 3, 2, 5:
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4
Write the fact family for 19, 1, 20:
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5
Write the fact family for 10, 4, 14:
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6
Write the fact family for 6, 3, 9:
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